General Participant May 14, 1998 — May 16, 1998 Dresden, Germany 1998 German-American Frontiers of Engineering Symposium
Committee Member Sep 18, 1997 — Sep 20, 1997 Irvine, California 1997 US Frontiers of Engineering Symposium
Committee Member Sep 19, 1996 — Sep 21, 1996 Irvine, California 1996 US Frontiers of Engineering Symposium
General Participant Sep 21, 1995 — Sep 23, 1995 Irvine, California 1995 US Frontiers of Engineering Symposium